SIMPLEX TRADING, LLC - STILLWATER MNG CO ownership

STILLWATER MNG CO's ticker is and the CUSIP is 86074Q952. A total of 3 filers reported holding STILLWATER MNG CO in Q4 2016. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of STILLWATER MNG CO
ValueSharesWeighting
Q1 2017$53,000
+112.0%
983
+17.0%
0.00%
+100.0%
Q4 2016$25,000
+257.1%
840
+29.2%
0.00%
Q3 2016$7,000
-53.3%
650
-4.8%
0.00%
-100.0%
Q2 2016$15,000
+87.5%
683
+421.4%
0.00%0.0%
Q1 2016$8,000
-65.2%
131
+77.0%
0.00%
-50.0%
Q4 2015$23,000
+53.3%
74
+76.2%
0.00%
+100.0%
Q3 2015$15,00042
+4100.0%
0.00%
Q2 2015$010.0%0.00%
Q1 2015$0
-100.0%
1
-80.0%
0.00%
Q4 2014$2,00050.00%
Other shareholders
STILLWATER MNG CO shareholders Q4 2016
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 344,000$4,596,0000.05%
Timber Hill LLC 28,900$386,0000.00%
SIMPLEX TRADING, LLC 650$7,0000.00%
View complete list of STILLWATER MNG CO shareholders